单词：Mercurichloride
单词：Mercurichloride 相关文章
Todd: Oh, hey, Keri! You cook, right! You're a pretty good cook. Keri: I'm OK. Todd: OK. I want to make an omelet, so actually this is really silly, I've never made one before. How do you make an omelet? Keri: OK, Well, I can teach you how I make the
原版英语对话1000个
New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc
VOA标准英语2014年(六月)
River Basins Could Help Ensure Food Security The worlds major river basins may hold the key to doubling food production in the coming years. The idea was discussed at the 14th World Water Congress in Brazil. A new report says while water shortages do
VOA标准英语2011年(十月)
This monument to Islamic heritage is getting a new lease on life. The Bou Inania Medersa or Koranic school was once an architectural jewel of the medieval city of Fes. But centuries of neglect have taken a toll. Restorers are cleaning layers of white
国家地理2007年
It is early evening and soon this amphitheater will be standing room only for the evening show. Bats, hundreds of thousands of Mexican Free-tailed bats, are hungry tornado that swirls out of New Mexico's Carlsbad Caverns each night in search of food.
国家地理2007年
[全屏观看] 点击右键- 另存为 可保存这个Flash影片 作品简介 ： curi射狐狸 方向键的 键控制方向，空格键射击
英语娱乐小游戏
VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith. March seventeenth is Saint Patrick's Day, a time to celebrate Irish culture. The Census Bureau says that in two thousand seven, thirt
VOA慢速英语2009年（三）月
By Franz Wild Abidjan 06 July 2006 People from several sides of Ivory Coast's conflict are disappointed at the results of a meeting between the government and rebels that was chaired by U.N. Secretary General Kofi Annan. Franz Wild reports for VOA f
2006年VOA标准英语（七月）
DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher
2018年NPR美国国家公共电台11月
Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main
2016年Scientific American(一)月
This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway
自然百科2009年
PEOPLE IN AMERICA -June 30, 2002: Lou Gehrig By Jeri Watson ANNCR: Now, the VOA Special English program, PEOPLE IN AMERICA. A North American Major League baseball record was established in Nineteen-Th
People in America
By Sonja Pace Heiligendamm 07 June 2007 Leaders of the world's richest industrial nations wind up their three days of meetings in northern Germany on Friday. Their last day is to be devoted mostly to Africa - alleviation of poverty, debt relief and a
2007年VOA标准英语（六月）
Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S
地道美语播客
By Phuong Tran Dakar 11 January 2007 Some victims of last year's toxic waste dumping in Ivory Coast are staging a hunger strike to demand promised government compensation, while others are joining lawsuits. At least 10 people died, and thousands wer
2007年VOA标准英语（一月）
Halloween Comes to AmericaAs European immigrants came to America, they brought their varied Halloween customs with them. Because of the rigid Protestant belief systems that characterized early New England, celebration of Halloween in colonial times w
英美文化
An astronomer used to walk out every night to gaze upon the stars．It happened one night that，as he was wandering in the outskirts of the city，with his whole thoughts rapt up in the skies，he fell into a well．On his holloaing and calling out，
趣味英语
First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先，我对您说，海底有锌、铁、银、金等矿藏，开发并不是不可能的事。
《海底两万里》中英双语有声读物